irbaschool.ru - robtex.com

irbaschool.ru

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:522a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:c2f5🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.82.42Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.194.245🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarvind.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2ce3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
A2803:f800:50::6ca2:c3e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRarvind.ns.cloudflare.com
A2a06:98c1:50::ac40:23e3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRarvind.ns.cloudflare.com
A108.162.195.227🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
A162.159.44.227Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
A172.64.35.227🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarvind.ns.cloudflare.com
NSindie.ns.cloudflare.com
A2606:4700:50::a29f:26a3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
A2803:f800:50::6ca2:c2a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRindie.ns.cloudflare.com
A2a06:98c1:50::ac40:22a3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRindie.ns.cloudflare.com
A108.162.194.163🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
A162.159.38.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
A172.64.34.163🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRindie.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.82.42, 172.67.194.245
IPv6 hints2606:4700:3035::6815:522a, 2606:4700:3035::ac43:c2f5
SOAarvind.ns.cloudflare.comdns@cloudflare.com serial=2409093393

ru

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSc.tld-servers.ru
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=4069883

Previously MX for

irbaschool.ru

Subdomains

klin.irbaschool.ru

Same first word

irbaschool.online
irbaschool.ru

Similar names

bioscholar.com
shibacolor.xyz
ischoolbar.com

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSarvind.ns.cloudflare.comindie.ns.cloudflare.coma.ns.selectel.rub.ns.selectel.ruc.ns.selectel.rud.ns.selectel.rudns1.risp.rudns2.risp.ruMXirbaschool.ruA104.21.82.42172.67.194.2452606:4700:3035::6815:522a2606:4700:3035::ac43:c2f5212.164.71.148213.136.85.7
○NSa.ns.selectel.ru2026-05-12 → 2026-06-02 · 4 obs
○ 2017-08-18 05:21:08
● 2026-05-12 16:30:28
● 2026-06-02 14:57:36
○ 2026-08-06 02:35:08
●NSarvind.ns.cloudflare.com2026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-02 14:57:36
● 2026-08-06 02:35:08
○NSb.ns.selectel.ru2026-05-12 → 2026-06-02 · 4 obs
○ 2017-08-18 05:21:08
● 2026-05-12 16:30:28
● 2026-06-02 14:57:36
○ 2026-08-06 02:35:08
○NSc.ns.selectel.ru2026-05-12 → 2026-06-02 · 4 obs
○ 2017-08-18 05:21:08
● 2026-05-12 16:30:28
● 2026-06-02 14:57:36
○ 2026-08-06 02:35:08
○NSd.ns.selectel.ru2026-05-12 → 2026-06-02 · 4 obs
○ 2017-08-18 05:21:08
● 2026-05-12 16:30:28
● 2026-06-02 14:57:36
○ 2026-08-06 02:35:08
○NSdns1.risp.ru2015-06-02 → 2017-08-18 · 4 obs
● 2015-06-02 13:52:20
● 2017-08-18 05:21:08
○ 2026-05-12 16:30:28
○ 2026-08-06 02:35:08
○NSdns2.risp.ru2015-06-02 → 2017-08-18 · 4 obs
● 2015-06-02 13:52:20
● 2017-08-18 05:21:08
○ 2026-05-12 16:30:28
○ 2026-08-06 02:35:08
●NSindie.ns.cloudflare.com2026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-02 14:57:36
● 2026-08-06 02:35:08
○MXirbaschool.ru2015-06-02 → 2017-08-18 · 4 obs
● 2015-06-02 13:52:20
● 2017-08-18 05:21:08
○ 2026-05-12 16:30:28
○ 2026-08-06 02:35:08
●A104.21.82.422026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-02 14:57:36
● 2026-08-06 02:35:08
●A172.67.194.2452026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-02 14:57:36
● 2026-08-06 02:35:08
○A212.164.71.1482015-06-02 → 2017-08-18 · 4 obs
● 2015-06-02 13:52:20
● 2017-08-18 05:21:08
○ 2026-05-12 16:30:28
○ 2026-08-06 02:35:08
○A213.136.85.72026-05-12 → 2026-06-02 · 4 obs
○ 2017-08-18 05:21:08
● 2026-05-12 16:30:28
● 2026-06-02 14:57:36
○ 2026-08-06 02:35:08
●A2606:4700:3035::6815:522a2026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-02 14:57:36
● 2026-08-06 02:35:08
●A2606:4700:3035::ac43:c2f52026-08-06 → 2026-08-06 · 2 obs
○ 2026-06-02 14:57:36
● 2026-08-06 02:35:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net...-
irbaschool.ruindie.ns.cloudflare.com, arvind.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.163

NS records: indie.ns.cloudflare.com, arvind.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for irbaschool.ru (unsigned zone)

⏱️ Timing

Total: 920ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.194.245, 104.21.82.42
AAAA22606:4700:3035::6815:522a, 2606:4700:3035::ac43:c2f5
NS2arvind.ns.cloudflare.com, indie.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1arvind.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

irbaschool.ru is the parent zone for klin.irbaschool.ru.

IP Addresses

irbaschool.ru resolves to four IP addresses: 104.21.82.42, 172.67.194.245, 2606:4700:3035::6815:522a and 2606:4700:3035::ac43:c2f5.

Among the host names that share IP numbers with irbaschool.ru are ccph.or.th, mudrosti.org, dlu.co.uk and two others.

Name Servers

irbaschool.ru is delegated to two name servers: arvind.ns.cloudflare.com and indie.ns.cloudflare.com.

irbaschool.ru has the same name server delegation as a number of other domains, such as 2ud.casino, klin8.ru, z45.casino and two more.

irbaschool.ru partially shares its NS delegation with several other domains, including tetricz.com, sorco.com.co, citizenplace.com and two others.

The name servers dax.ns.cloudflare.com, zelda.ns.cloudflare.com, ben.ns.cloudflare.com and raina.ns.cloudflare.com are often found in use alongside these name servers.

Host names resolving to 6 IP numbers:

arvind.ns.cloudflare.com resolves to 108.162.195.227, 162.159.44.227, 172.64.35.227 and 3 other IP addresses.

indie.ns.cloudflare.com resolves to 108.162.194.163, 162.159.38.163, 172.64.34.163 and 3 other IP addresses.